“According to well-known electrodynamic laws, an electron moving in a magnetic field is acted upon by a force which runs perpendicular to the direction of motion of the electron and to the direction of the magnetic field, and whose magnitude is easily determined.” -Pieter Zeeman
"What was most significant about the lunar voyage was not that men set foot on the Moon, but that they set eye on the Earth." -Norman Cousins
What would life on Earth be like without the Moon?